DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - TARLAC 1ST DEO Award a ₱29.5M contract to FLORDES CONSTRUCTION AND TRADING CORP.National agencies
Transaction hash:
15a1e893b6432c8482a9747d3f16fa48ba97ac436dc13d7319b8316f5f1b0034
Status:
Included and unchanged
Block:
#4,386 1,627 blocks after it
Position in block:
Transaction 23 of 309
Award day:
Mar 10, 2021 (5 yrs 8 mo ago)
Value:
₱29,464,167.07
Project:
21CJ0068
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #4,386 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - TARLAC 1ST DEO awarded it to FLORDES CONSTRUCTION AND TRADING CORP. on 2021-03-10.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored 15a1e893b6…1b0034now …
- 2. Block Merkle root changedstored decd4c4844…88ebd4now …
- 3. Block #4386 hash changedstored 5641f2df16…d4a4c7now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 308 records. Each step hashes the current value together with the sibling shown.
- leaf 15a1e893b6432c8482a9747d3f16fa48ba97ac436dc13d7319b8316f5f1b0034
- 01 L 14dc16e8911220a8a6e0c72656f86bbc54430e85fd65e1265c90978f2a2a5076
- 02 L a095ce3bb93587def0ad4d99355f8375a7686ca8d9dabe44c6c38ecc0a7e5f4f
- 03 L bb5e9bf54e50c67401d5a53ec2c83fde3616e04d04f56afb643421cec9559fb6
- 04 R 1e176d297a839a5c484ffc8fdd80bcddf3f1ccf76c2ebb2065b2ab57d6da0454
- 05 L 69b6745070d7c65d8cc9bb964360d4b642cfe601650a346c1457ddcb6912b9dd
- 06 R 0cff334b0c5a8250a64fcf3c28e1c4ec49cea928ebc1e51d61bc4ec8de7d10bd
- 07 R 4b063faa43d63af5523bce6c85ce2d99554faa560f2c47464437b061133d6168
- 08 R ec1c9e6e08b647bc39dbed35727af502806b5208ccc79e999d291b30ac67a505
- 09 R 14707d9b372a4d90f3fdc2712e25ceaecf49836b9106ab1e1e8b5baae922d9e3
- root decd4c4844280178113db631c321aa003a8632c9b38b6e866742d6d4fd88ebd4